# FEB11TH-DOCKERFILE → PRODUCTION READY
FROM python:3.11-slim

# Multi-stage for lean production
RUN apt-get update && apt-get install -y --no-install-recommends \
    gcc g++ && rm -rf /var/lib/apt/lists/*

# ML deps → Spectral geometry stack
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Production app
COPY . /app
WORKDIR /app
EXPOSE 3100

# Healthcheck + non-root user
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD curl -f http://localhost:3100/n2r || exit 1

USER 1000:1000
CMD ["python", "DOCKER-SERVER.PY"]